Ireally need for this question working added !

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder